These entries are queried from radb.net using whois, you can try my project getting these.
:AS271424 route: 181.224.8.0/22 origin: AS271424 descr: CT25222-JOY mnt-by: MAINT-AS22381 changed: alisson.david [at] megatelecom.com.br 20220118 #16:07:40Z source: RADB last-modified: 2023-11-13T16:09:08Z rpki-ov-state: valid route: 181.224.8.0/22 descr: Joy Telecomunicacoes Block origin: AS271424 mnt-by: MAINT-AS271424 changed: adripancho [at] gmail.com 20211227 source: ALTDB rpki-ov-state: valid route6: 2804:7b50::/32 descr: Joy Telecomunicacoes IPv6 Block origin: AS271424 mnt-by: MAINT-AS271424 changed: fhfrediani [at] gmail.com 20201215 source: ALTDB rpki-ov-state: valid route6: 2804:7b50::/32 origin: AS271424 descr: JOY TELECOMUNICACOES LTDA mnt-by: MAINT-AS53087 changed: noc [at] tely.com.br 20201027 #02:32:45Z source: RADB last-modified: 2023-11-13T16:02:40Z rpki-ov-state: valid route6: 2804:7b50::/33 descr: CLARO S.A. Customer origin: AS271424 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210513 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid